Boot |
84902 bytes (82.9k)
|
CDN |
Baidu |
70592 bytes (68.9k)
|
CDN |
cdnjs |
70572 bytes (68.9k)
|
CDN |
gzip -6 (default) |
69653 bytes (68.0k)
|
local copy |
gzip -9 |
69303 bytes (67.7k)
|
local copy |
7zip -mx=9 -tgzip |
66855 bytes (65.3k)
|
local copy |
pigz -11 -n |
66660 bytes (65.1k)
|
local copy |
libdeflate -12 |
66651 bytes (65.1k)
|
local copy |
zultra |
66639 bytes (65.1k)
|
local copy |
kzip -s0 -rn -b1 |
66624 bytes (65.1k)
|
local copy |
Zopfli |
66546 bytes (65.0k)
|
local copy |
Zopfli (defluff) |
66545 bytes (65.0k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4096 | --mls4096 |
block splitting recursion | 20 | --bsr20 |
lazy matching in LZ77 | yes | --lazy |
optimized Huffman headers | yes | --ohh |
initial random W for iterations | 1 | --rw1 |
initial random Z for iterations | 2 | --rz2 |
CDN | Size (compressed) | MD5 (uncompressed) | Timestamp |
---|---|---|---|
Boot | 84902 bytes | c91653641269b9de1ea1746157d0ac01 | March 19, 2015 @ 17:51 |
cdnjs | 70572 bytes | c91653641269b9de1ea1746157d0ac01 | February 8, 2014 @ 18:00 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 70592 bytes | 7f33d3b0d3f11c4b50ba59d86dc797db | only whitespaces differ | June 5, 2014 @ 10:05 |
Size | Improvement | Parameters | Found |
---|---|---|---|
66546 bytes | -2 bytes | zopfli --i100000 --mls4096 --bsr20 --lazy --ohh | July 25, 2016 @ 11:49 |
66548 bytes | -1 byte | zopfli --i100000 --mls512 --bsr4 --lazy --ohh | November 21, 2015 @ 11:02 |
66549 bytes | -1 byte | zopfli --i100000 --mls256 --bsr4 --lazy --ohh | November 21, 2015 @ 09:34 |
66550 bytes | -5 bytes | zopfli --i10000 --mls512 --bsr4 --lazy --ohh | October 14, 2015 @ 10:36 |
66555 bytes | -1 byte | zopfli --i1000 --mls512 --bsr4 --lazy --ohh | September 11, 2015 @ 02:05 |
66556 bytes | -14 bytes | zopfli --i1000 --mls512 --bsr12 --lazy --ohh | September 11, 2015 @ 02:03 |
66570 bytes | -11 bytes | zopfli --i1000 --mls512 --bsr2 --lazy --ohh | September 11, 2015 @ 02:01 |
66581 bytes | – | zopfli --i100 --mls512 --bsr2 --lazy --ohh | September 10, 2015 @ 13:54 |
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
2 | 66555 | 66556 | 66555 | 66555 | 66555 | 66553 | 66553 | 66553 | 66555 | 66554 | 66554 | 66554 | 66556 | 66556 | 66552 |
4 | 66558 | 66558 | 66557 | 66554 | 66554 | 66556 | 66552 | 66549 | 66548 | 66551 | 66550 | 66549 | 66553 | 66553 | 66554 |
6 | 66558 | 66554 | 66555 | 66552 | 66554 | 66552 | 66560 | 66553 | 66548 | 66551 | 66553 | 66550 | 66558 | 66553 | 66556 |
7 | 66558 | 66552 | 66556 | 66550 | 66556 | 66557 | 66556 | 66550 | 66548 | 66551 | 66552 | 66551 | 66551 | 66561 | 66556 |
8 | 66554 | 66555 | 66553 | 66554 | 66554 | 66557 | 66558 | 66557 | 66550 | 66552 | 66552 | 66552 | 66554 | 66564 | 66554 |
9 | 66553 | 66553 | 66553 | 66556 | 66554 | 66553 | 66560 | 66550 | 66556 | 66550 | 66552 | 66552 | 66552 | 66556 | 66564 |
10 | 66557 | 66557 | 66555 | 66557 | 66551 | 66554 | 66559 | 66550 | 66548 | 66551 | 66551 | 66551 | 66556 | 66564 | 66554 |
11 | 66554 | 66555 | 66551 | 66551 | 66552 | 66551 | 66558 | 66557 | 66548 | 66551 | 66551 | 66551 | 66556 | 66555 | 66552 |
12 | 66554 | 66554 | 66553 | 66551 | 66551 | 66557 | 66560 | 66555 | 66553 | 66551 | 66552 | 66546 | 66555 | 66562 | 66554 |
13 | 66554 | 66555 | 66557 | 66551 | 66554 | 66555 | 66559 | 66550 | 66548 | 66551 | 66552 | 66549 | 66558 | 66565 | 66554 |
14 | 66557 | 66554 | 66555 | 66551 | 66551 | 66553 | 66559 | 66554 | 66550 | 66551 | 66551 | 66552 | 66553 | 66557 | 66555 |
15 | 66553 | 66554 | 66553 | 66551 | 66551 | 66555 | 66560 | 66550 | 66550 | 66551 | 66553 | 66549 | 66553 | 66565 | 66556 |
16 | 66557 | 66554 | 66554 | 66551 | 66555 | 66556 | 66560 | 66550 | 66550 | 66551 | 66552 | 66552 | 66550 | 66561 | 66551 |
17 | 66556 | 66555 | 66554 | 66552 | 66551 | 66552 | 66558 | 66550 | 66548 | 66551 | 66552 | 66550 | 66555 | 66561 | 66554 |
18 | 66549 | 66555 | 66549 | 66551 | 66553 | 66552 | 66550 | 66556 | 66551 | 66551 | 66551 | 66548 | 66555 | 66561 | 66554 |
19 | 66549 | 66555 | 66555 | 66550 | 66558 | 66550 | 66560 | 66550 | 66548 | 66550 | 66552 | 66550 | 66553 | 66561 | 66553 |
20 | 66551 | 66548 | 66559 | 66551 | 66550 | 66558 | 66557 | 66550 | 66553 | 66553 | 66552 | 66546 | 66554 | 66561 | 66553 |
21 | 66558 | 66555 | 66558 | 66551 | 66552 | 66557 | 66556 | 66550 | 66552 | 66551 | 66552 | 66549 | 66555 | 66562 | 66554 |
22 | 66556 | 66555 | 66553 | 66554 | 66552 | 66556 | 66560 | 66550 | 66548 | 66550 | 66552 | 66552 | 66555 | 66561 | 66555 |
23 | 66558 | 66555 | 66558 | 66557 | 66552 | 66557 | 66560 | 66550 | 66548 | 66550 | 66553 | 66551 | 66556 | 66563 | 66556 |
25 | 66553 | 66558 | 66553 | 66551 | 66551 | 66557 | 66559 | 66559 | 66551 | 66551 | 66553 | 66552 | 66554 | 66561 | 66553 |
30 | 66552 | 66557 | 66555 | 66551 | 66558 | 66557 | 66560 | 66551 | 66548 | 66550 | 66553 | 66550 | 66554 | 66556 | 66554 |
40 | 66557 | 66554 | 66553 | 66551 | 66559 | 66552 | 66559 | 66557 | 66548 | 66550 | 66551 | 66551 | 66555 | 66561 | 66554 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 66573 bytes | – | 100% |
1,000 | 66555 bytes | -18 bytes | 100% |
10,000 | 66548 bytes | -7 bytes | 100% |
100,000 | 66546 bytes | -2 bytes | 5.80% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 66671 bytes | +125 bytes (+0.19%) | +47 bytes |
1 | 66624 bytes | +78 bytes (+0.12%) | – |
2 | 66672 bytes | +126 bytes (+0.19%) | +48 bytes |
3 | 66683 bytes | +137 bytes (+0.21%) | +59 bytes |
4 | 66673 bytes | +127 bytes (+0.19%) | +49 bytes |
5 | 66725 bytes | +179 bytes (+0.27%) | +101 bytes |
6 | 66751 bytes | +205 bytes (+0.31%) | +127 bytes |
7 | 66792 bytes | +246 bytes (+0.37%) | +168 bytes |
8 | 66803 bytes | +257 bytes (+0.39%) | +179 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 48365 bytes | -18181 bytes (-27.32%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 51225 bytes | -15321 bytes (-23.02%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 55118 bytes | -11428 bytes (-17.17%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 58189 bytes | -8357 bytes (-12.56%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 59367 bytes | -7179 bytes (-10.79%) |
LZMA2 (Wikipedia) | xz | xz -9 | 61116 bytes | -5430 bytes (-8.16%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 62715 bytes | -3831 bytes (-5.76%) |